Prepare barbecue (medium-high heat).
Brush grill rack with oil. Place potatoes and
turkey cutlets on separate rimmed baking
sheets; sprinkle with salt and pepper.
Grill potatoes and turkey until charred and
cooked through, 10 minutes per side for
potatoes and 3 to 4 minutes per side for
turkey. Divide turkey and potatoes among
4 plates. Drizzle with remaining dressing.